Sainuo - Polyethylene Wax Manufacturer and EBS Wax Supplier since 2005  

Wholesale Calcium Stearate Powder With Good Lubrication & Demoulding Performance
Sainuo calcium stearate powder is a fine, white, odorless powder that consists of calcium salts of stearic acid. It is commonly used as an additive in various industries, including plastics, rubber, and pharmaceuticals, due to its lubricating and demoulding properties. Welcome to contact us!

Brand Name: SAINUO

Payment: T/T, LC, PayPal, West Union

Standard Lead Time: 5-10 working days

Shipment: Fedex, DHL, Alirline, Sea and others

Package Details: 25kg/bag

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1. Lubricity: Calcium stearate powder acts as an effective lubricant by reducing friction between particles. When added to plastic or rubber compounds, it helps in improving flowability and preventing sticking or agglomeration during processing.

2. Demoulding Performance: Calcium stearate has excellent demoulding properties, making it useful in manufacturing processes where removing products from molds or dies is necessary. It reduces adhesion and facilitates easy release of finished products from molds.

3. Stability: It exhibits stability at high temperatures, which makes it suitable for applications that involve processing at elevated temperatures, such as extrusion or injection molding.

4. Anti-Caking Agent: Calcium stearate powder also functions as an anti-caking agent, preventing the formation of lumps or clumps in powdered formulations. This property ensures consistent and uniform dispersion of the powder.

5. Compatibility: It is compatible with various polymers, including PVC, polyethylene, and polypropylene, making it versatile and widely used in the plastics industry.

6. Cost-Effective: Calcium stearate is relatively inexpensive compared to other lubricating additives, offering a cost-effective solution for improving processability and product quality.


1. Plastics Industry:

Used as a heat stabilizer and lubricant in the processing of PVC (polyvinyl chloride), polyethylene, polypropylene, and other thermoplastics during extrusion, injection molding, and calendaring processes. Improves flowability, reduces die build-up, and facilitates smooth demoulding of plastic products.


2. Rubber Industry:

Incorporated into rubber compounds to enhance processability and prevent sticking during mixing, milling, and extrusion operations. Aids in achieving uniform dispersion of fillers and additives in rubber formulations.


3. Pharmaceutical Industry:

In tablet manufacturing, where it serves as a lubricant and anti-adherent to facilitate tablet compression and ejection from molds.


4. Food Industry:

Used a food packaging film of non-toxic soft products and improve flow properties in powdered food products.



Softening Point ℃


Acid Value Mg KOH / gFree acid≤1%

Calcium Content %


Heating loss % ≤3.0
Fineness 0.075mm% ≥99.0


White powder


The products have been approved by FDA,REACH,ROSH,ISO and other certification, in line with national standards.


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